make roken not provide environ, its really something that doesnt work in a multinamespace enviroments (read mac os x)

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23943 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/login/env.c

@@ -69,6 +69,11 @@ add_env(const char *var, const char *value)
     extend_env(str);
 }
 
+#if !HAVE_DECL_ENVIRON
+extern char **environ;
+#endif
+
+
 void
 copy_env(void)
 {

appl/su/su.c

@@ -64,6 +64,10 @@ RCSID("$Id$");
 
 #include "supaths.h"
 
+#if !HAVE_DECL_ENVIRON
+extern char **environ;
+#endif
+
 int kerberos_flag = 1;
 int csh_f_flag;
 int full_login;
@@ -506,7 +510,7 @@ main(int argc, char **argv)
         if (ok == 5)
            krb5_start_session();
 #endif
-	execv(shell, args);
+	execve(shell, args, environ);
     }
 
     exit(1);

appl/telnet/telnet/commands.c

@@ -1553,8 +1553,8 @@ env_find(unsigned char *var)
 	return(NULL);
 }
 
-#ifdef IRIX4
-#define environ _environ
+#if !HAVE_DECL_ENVIRON
+extern char **environ;
 #endif
 
 void

appl/telnet/telnetd/sys_term.c

@@ -1186,7 +1186,9 @@ startslave(const char *host, const char *utmp_host,
 }
 
 char	*envinit[3];
+#if !HAVE_DECL_ENVIRON
 extern char **environ;
+#endif
 
 void
 init_env(void)